# vim: set sts=2 sw=2 et:
# Maintainer: blacktea <blackteahamburger@outlook.com>
# Contributor: kXuan <kxuanobj@gmail.com>
# Contributor: Dan Fuhry <dan@fuhry.com>

pkgname=envoyproxy
pkgver=1.29.2
pkgrel=1
pkgdesc="A high performance, open source, general RPC framework that puts mobile and HTTP/2 first."
arch=('i686' 'x86_64')
url='https://envoyproxy.io'
license=('Apache2')
makedepends=(
    'cmake'
    'clang'
    'git'
    'lld'
    'go'
    'java-environment-openjdk'
    'ninja'
    'llvm'
    'perl'
    'python'
    'libxcrypt-compat'
)
source=(
    "https://github.com/$pkgname/envoy/archive/v$pkgver.tar.gz"
    0001-arch-dynamically-link-libpsl.patch
    0002-patch-cel-cpp-to-not-break-build.patch
)
sha512sums=('40db5d45e8620680a0aece41de7bf8d09ac81d0bf339a77a3d70baca61823c4aa4e8e951a2c57f417ebe4fecda8acf17edda593292170b7c5f39e5b753f4579a'
            '82a695c4c5ebd3f154acd424e00c5b9be27d809ed895870650b1ea0d1a757104753c242b67718bb68eef128d507668af2a5c7b101a64c346f27a9d0d5ad33cb9'
            '6306c91abe482533dbc11aa4c39b0fc0ca145893c6692d56d5ecc77a8bf195e9495151c417ffa5d0702b85c0ad8a96133e1ec8fb01d04b1cdf5db9d71f51216f')

prepare() {
  cd "envoy-$pkgver"

  for f in ${source[@]}; do
    # test that "$f" ends in ".patch"
    if [ "${f%.patch}" != "$f" ]; then
      msg "Applying patch: $f"
      patch -Np1 -i "../$f"
    fi
  done

  export GOPATH="$srcdir"/go

  msg "Building bazelisk"
  go install github.com/bazelbuild/bazelisk@latest
  export BAZELISK="$GOPATH/bin/bazelisk"

  msg "Setting SOURCE_VERSION"
  # https://github.com/envoyproxy/envoy/blob/main/bazel/get_workspace_status
  echo "65a0228c93d2b7ca20c2ec56940735e5b6d76a38" > SOURCE_VERSION

  msg "Setting build environment for Clang"
  ./bazel/setup_clang.sh
}

build() {
  cd "envoy-$pkgver"

  $BAZELISK build \
    --workspace_status_command bazel/get_workspace_status \
    --config=clang --verbose_failures -c opt \
    --features=-default_compile_flags \
    --copt=-g \
    --copt=-fstack-protector \
    --copt=-fcolor-diagnostics \
    --copt=-D_FORTIFY_SOURCE=1 \
    --copt=-O2 \
    --copt=-DNDEBUG \
    --copt=-ffunction-sections \
    --copt=-fdata-sections \
    --cxxopt=-std=c++17 \
    --host_cxxopt=-std=c++17 \
    --cxxopt='-includecstdint' \
    --host_cxxopt='-includecstdint' \
    --cxxopt='-includestring' \
    --host_cxxopt='-includestring' \
    --cxxopt='-includestring_view' \
    --host_cxxopt='-includestring_view' \
    //source/exe:envoy-static
}

package() {
  cd "envoy-$pkgver"

  install -Dm755 bazel-bin/source/exe/envoy-static "$pkgdir"/usr/bin/envoy
  install -Dm644 LICENSE "$pkgdir"/usr/share/licenses/$pkgname/LICENSE
}